Answer:

Step-by-step explanation:
Let
x------> amount of baseball cards Isaac had before he sold
we know that

so

Solve for x


The answer would be 6 and 8/9
Answer: 21 packages
Step-by-step explanation:
Khan Academy
Answer:
4
Step-by-step explanation:
Answer:
I can't even see the picture. I'm sorry.
Step-by-step explanation: